61560283 has 2 divisors, whose sum is σ = 61560284. Its totient is φ = 61560282.

The previous prime is 61560277. The next prime is 61560377. The reversal of 61560283 is 38206516.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61560283 is a prime.

It is not a weakly prime, because it can be changed into another prime (61560263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30780141 + 30780142.

It is an arithmetic number, because the mean of its divisors is an integer number (30780142).

Almost surely, 2^61560283 is an apocalyptic number.

61560283 is a deficient number, since it is larger than the sum of its proper divisors (1).

61560283 is an equidigital number, since it uses as much as digits as its factorization.

61560283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 61560283 is about 7846.0361329782. The cubic root of 61560283 is about 394.8512669749.

Adding to 61560283 its reverse (38206516), we get a palindrome (99766799).

The spelling of 61560283 in words is "sixty-one million, five hundred sixty thousand, two hundred eighty-three".